Suggested for use in cars and motorcycles, this circuit was found in a 90s Popular Electronics. The MOSFET can be anyone that supports the current of the lamps. Adaptations can be made to use LEDs.
This circuit can control a heating element with a current of up to 5 A. The integrated circuit must...
This circuit was found in an American documentation for radio amateurs of the 80's. The...
The circuit shown in the figure uses a programmable unijunction transistor (PUT) of the BRY39 type...